Stay updated with real-time air quality in Sheridan, Wyoming featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Sheridan, Wyoming
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.03 μg/m³
0
55
155
255
425
605+
40.54 ppb
0
55
71
86
201
201+
1.57 ppb
0
36
76
186
605
1005+
1.00 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Sheridan, Wyoming
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AQI 35
Good
4.49μg/m³
PM2.5
19.95μg/m³
PM10
37.83ppb
O3
1.21ppb
SO2
1.00ppb
NO2
0.11ppm
CO
AQI 37
Good
0.40μg/m³
PM2.5
2.01μg/m³
PM10
39.63ppb
O3
1.00ppb
SO2
0.89ppb
NO2
0.16ppm
CO
AQI 35
Good
3.00μg/m³
PM2.5
12.00μg/m³
PM10
38.41ppb
O3
1.95ppb
SO2
0.89ppb
NO2
0.17ppm
CO
AQI 35
Good
1.34μg/m³
PM2.5
8.82μg/m³
PM10
38.01ppb
O3
0.69ppb
SO2
1.00ppb
NO2
0.11ppm
CO
AQI 33
Good
2.80μg/m³
PM2.5
13.00μg/m³
PM10
36.42ppb
O3
2.14ppb
SO2
1.00ppb
NO2
0.12ppm
CO
AQI 38
Good
3.73μg/m³
PM2.5
16.29μg/m³
PM10
41.33ppb
O3
0.15ppb
SO2
0.42ppb
NO2
0.12ppm
CO
Air quality and pollutant data for Wyoming, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Sheridan, Wyoming is updated every hour for accuracy.
In the past 24 hours, the air quality in Sheridan, Wyoming was at its worst at 12:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Sheridan, Wyoming was observed at 10:00:00 on 2026-03-09.
As of now, the AQI in Sheridan, Wyoming is 38, indicating Good conditions.
Sheridan, Wyoming air has the highest levels of O3.
Poor air quality in Sheridan, Wyoming means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Sheridan, Wyoming are currently 3.704 μg/m3.
The PM10 concentration in Sheridan, Wyoming is 11.031 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sheridan, Wyoming is 0.125 ppm.
Currently, Sheridan, Wyoming has a sulfur dioxide (SO2) concentration of 1.574 ppb.
The current ozone (O3) level in Sheridan, Wyoming at the moment is 40.541 ppm.
Nitrogen dioxide (NO2) level in Sheridan, Wyoming at the moment is 1 ppb.
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